Alpha Centauri is much more conducive to abject paranoia than Diplomacy, though -- at least, the way we played it. We would start a game by taking turns on the same machine, for the first 10 turns or so, during lunch. Then, we would go back to work, and take our turn on that machine when it came up (we'd VNC into it). This way, the game doesn't disturb our actual work too much, and each player can take as long to micromanage his cities as he wants.
Thus, all the player-to-player interaction takes place on back channels -- through email, or clandestine meeti...
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